anonymous

4 years ago

Starting from 1.5 miles away, a car drives toward a speed checkpoint and then passes it. The car travels at a constant rate of 53 miles per hour. The distance of the car from the checkpoint is given by d = |1.5 – 53t|. At what times is the car 0.1 miles from the checkpoint? Calculate your answer in seconds.
A) 95.1s and 108.7s
B)10.2s and 101.9s
C)108.7s and 10.2s
D)95.1s and 10.2s
Please help? I'm so lost!